Siemens 7LF4 542-0 Instrucciones De Operación página 36

Required inputs, depending on the program type and menu options.
Charac-
Program type Execution
teristics
INDIVIDUAL
EVERY
EXCEPTION
YEAR
36
2514264126-02
3ZW1012-7LF45-0AA0
ON/OFF Weekday
times assignments
MON
TO P P
SUN
P P
PROG ON P P
PROG OFF P P
Active Active
period
period
START date
END date
An exception program is to completely replace
Day, Day,
any existing weekly or annual program on each
month, month,
day during a specific period of each year.
- - - - - - - -
Example: the irrigation pump of an orchard is to
from to
be switched on from 17:00:00 to 18:00:00 on
0:00:00 24:00:00
each day in the period from 20 March ---- to 10
hours hours
April ----.
An exception program is to completely replace
Day, Day,
any existing weekly or annual program on certain
month, month,
days during a specific period of each year.
- - - - - - - -
Example: the irrigation pump of an orchard is to
from to
be switched on from 17:00:00 to 18:00:00 on
0:00:00 24:00:00
each Monday and Friday in the period from 11
hours hours
April ---- to 15 May ----.
A channel is to be switched on continuously from
the ON time on the START date to the OFF time
on the END date every year. This exception
Day, Day,
program is to completely replace any existing
month, month,
weekly or annual program for this channel.
- - - - - - - -
Example: instead of the normal times for
from to
illumination of a public building, the illumination
ON time OFF time
is to be switched on from 17:00:00 on the
national holiday ---- until 07:00:00 the next
morning 4 October ----.
An output is to be switched off continuously from
the ON time on the START date to the OFF time
on the END date every year. This exception
Day, Day,
program is to completely replace any existing
month, month,
weekly or annual program for this channel.
- - - - - - - -
from to Example: in order to save power, certain
equipment in a factory is to be switched off
ON time OFF time
during the Christmas holiday period of each year.
i.e. from 18:00:00 on 23 December ---- to 6:00:00
on 27 December ----.
Application, objectives, examples